body,p{
    margin: 0;
    padding: 0;
}
body{
    background: #fff;
}
header{
    position: relative;
    .header-banner{
        width: 100%;
        height: 2.65rem;
        background: url(../images/download_banner.png) no-repeat 0 0;
        background-size: contain;
    }
    .header-btn{
        width: 3.35rem;
        height: 0.48rem;
        background-color: #FF4570;
        text-align: center;
        line-height: 0.48rem;
        border-radius: 0.24rem;
        font-size: 0.17rem;
        color: #fff;
        position: absolute;
        bottom: 0.3rem;
        left: 50%;
        margin-left: -1.675rem;
    }
    .block{
        position: absolute;
        bottom: 0;
        left: 0;
        width: 100%;
        height: 0.15rem;
        background-color: #fff;
        border-radius: 0.15rem 0.15rem 0 0;
    }
}
.container{
    width: 100%;
    height: 7.8rem;
    background: url(../images/download_bg.png) no-repeat 0 0;
    background-size: contain;
}